Explaining on Instagram: "At 20, Mike Tyson was already a living legend in boxing history. In 1986, he became the youngest heavyweight champion of all time, a record that still stands. His meteoric rise was no accident. From adolescence, Tyson received almost military-style training under the guidance of Cus D’Amato, who firmly believed in his potential and instilled in him a mindset based on discipline, self-control, and absolute concentration. At that time, Tyson possessed a rare combination o